Answer:
0.0066
Step-by-step explanation:
Given that:
Mean
= 75
Variance 
The standard deviation 
The sample size n = 100









Using the Z table;
P(x > 83.7) = 1 - 0.9934
P(x > 83.7) = 0.0066
Thus, probability = 0.0066
Answer:
That would be 4x - 3y + 5
Step-by-step explanation:
Hope this helps
So sorry fir it being this late but the answer is B